Geoff deRosenroll
e1ebc66425
Only link MeshIO in C bindings when `MANIFOLD_EXPORT` is defined. MeshIO related code has been better consolidated to limit the number of `#ifdef` blocks required.
93 lines
3.4 KiB
CMake
93 lines
3.4 KiB
CMake
# Copyright 2020 The Manifold Authors.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# https://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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cmake_minimum_required(VERSION 3.18)
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project(manifold LANGUAGES CXX)
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set(CMAKE_VERBOSE_MAKEFILE ON)
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set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
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option(MANIFOLD_EXPORT "Build mesh export (via assimp) utility library" OFF)
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option(MANIFOLD_TEST "Enable testing suite" ON)
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option(MANIFOLD_DEBUG "Enable debug tracing/timing" OFF)
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option(MANIFOLD_USE_CUDA "Enable GPU support via CUDA" OFF)
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option(MANIFOLD_PYBIND "Build python bindings" ON)
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option(MANIFOLD_CBIND "Build C (FFI) bindings" OFF)
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set(MANIFOLD_PAR "NONE" CACHE STRING "Parallel backend, either \"TBB\" or \"OpenMP\" or \"NONE\"")
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set(MANIFOLD_FLAGS -O3)
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if(EMSCRIPTEN)
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message("Building for Emscripten")
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set(MANIFOLD_FLAGS -fexceptions -D_LIBCUDACXX_HAS_THREAD_API_EXTERNAL -D_LIBCUDACXX_HAS_THREAD_API_CUDA)
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set(CMAKE_EXE_LINKER_FLAGS ${CMAKE_EXE_LINKER_FLAGS} -sALLOW_MEMORY_GROWTH=1)
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endif()
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option(PYBIND11_FINDPYTHON "Enable PyBind to perform FindPython for you" ON)
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option(BUILD_TEST_CGAL "Build CGAL performance comparisons" OFF)
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option(BUILD_SHARED_LIBS "Build dynamic/shared libraries" OFF)
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set(PYBIND11_DIR ${PROJECT_SOURCE_DIR}/bindings/python/third_party/pybind11)
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set(THRUST_INC_DIR ${PROJECT_SOURCE_DIR}/src/third_party/thrust)
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if(BUILD_SHARED_LIBS OR MANIFOLD_CBIND)
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# Allow shared libraries to be relocatable (add Place Independent Code flag).
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# Also include when statically linking C bindings to avoid issues with bundling
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# artefacts in host languages using them for FFI.
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add_compile_options(-fPIC)
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endif()
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if(MANIFOLD_USE_CUDA)
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enable_language(CUDA)
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find_package(CUDA REQUIRED)
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# we cannot set THRUST_INC_DIR when building with CUDA, otherwise the
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# compiler will not use the system CUDA headers which causes incompatibility
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# clear THRUST_INC_DIR, we use the one from nvcc
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set(THRUST_INC_DIR "")
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set(MANIFOLD_NVCC_RELEASE_FLAGS -O3 -lineinfo)
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set(MANIFOLD_NVCC_DEBUG_FLAGS -G)
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set(MANIFOLD_NVCC_FLAGS -Xcudafe --diag_suppress=esa_on_defaulted_function_ignored --extended-lambda --expt-relaxed-constexpr
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"$<$<CONFIG:RELEASE>:${MANIFOLD_NVCC_RELEASE_FLAGS}>"
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"$<$<CONFIG:DEBUG>:${MANIFOLD_NVCC_DEBUG_FLAGS}>")
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endif()
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if(NOT MSVC)
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set(WARNING_FLAGS -Werror -Wall -Wno-sign-compare -Wno-unused)
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add_compile_options(
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"$<$<COMPILE_LANGUAGE:CXX>:${WARNING_FLAGS}>"
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"$<$<COMPILE_LANGUAGE:CUDA>:-Xcompiler=${WARNING_FLAGS}>")
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endif()
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if(CODE_COVERAGE AND NOT MSVC)
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set(COVERAGE_FLAGS -coverage -fno-inline-small-functions -fkeep-inline-functions -fkeep-static-functions)
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add_compile_options(
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"$<$<COMPILE_LANGUAGE:CXX>:${COVERAGE_FLAGS}>"
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"$<$<COMPILE_LANGUAGE:CUDA>:-Xcompiler=-coverage>")
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add_link_options("-coverage")
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endif()
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add_subdirectory(src)
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add_subdirectory(bindings)
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if(MANIFOLD_EXPORT)
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add_subdirectory(meshIO)
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endif()
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if(MANIFOLD_TEST)
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add_subdirectory(samples)
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add_subdirectory(test)
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add_subdirectory(extras)
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endif()
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